<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <title>Example</title>
  <script type="text/javascript" src="http://code.jquery.com/jquery-2.1.4.min.js"></script>
  <script type="text/javascript" src="../jquery.easing.js"></script>
  <script type="text/javascript" src="../jquery.easing.compatibility.js"></script>
  <script type="text/javascript">
    $(function() {
      var boing = function() {
        $('#boxing')
          .animate({marginLeft: '50px'  }, 1000, 'easeOutElastic')
          .animate({marginTop:  '50px'  }, 1000, 'easeOutBounce')
          .animate({marginLeft: '-150px'}, 1000, 'easeOutQuad')
          .animate({marginTop:  '-150px'}, 1000, 'easeInOutBack');
      };
      var squish = function() {
      $('#box')
        .animate({height: '100px', marginTop: '0px',  width: '50px' }, 1000, 'easeOutElastic')
        .animate({height: '50px' , marginTop: '25px', width: '50px' }, 1000, 'easeOutBounce')
        .animate({height: '50px' , marginTop: '25px', width: '100px'}, 1000, 'easeOutQuad')
        .animate({height:'100px' , marginTop: '0px',  width: '100px'}, 1000, 'easeInOutBack');
      }
      setInterval(boing, 4000);
      setInterval(squish, 4000);
      setTimeout(function() {
        boing();
        squish();
      }, 500);
    })
  </script>
  <style type="text/css" media="screen">
  #boxing {
    height:100px;
    width:100px;
    position:absolute;
    top:50%;left:50%;
    margin-left:-150px;
    margin-top:-150px;
  }
  #box {
    height:100px;
    width:100px;
    background:#000;
    margin:0 auto;
  }
  </style>
</head>
<body>
  <div id="boxing"><div id="box"></div></div>
</body>
</html>